Hussein, H. (2014). Effects of problem-solving approach on problem-solving skills, motivation, and writing achievement of middle-eastern EFL learners.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hussein, Hawanum. Effects of Problem-solving Approach on Problem-solving Skills, Motivation, and Writing Achievement of Middle-eastern EFL Learners. 2014.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hussein, Hawanum. Effects of Problem-solving Approach on Problem-solving Skills, Motivation, and Writing Achievement of Middle-eastern EFL Learners. 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.